Casing for a microphonograph



FIG. 1 is a left side elevational view of a casing for a microphonograph showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a front elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a front, top and right side perspective view; and

FIG. 7 is a rear, bottom and left side perspective view. 

The ornamental design for the casing for a microphonograph, as shown. 